Home / 18,588,645.28-25,652,432.16-10,439,883.52

Finding the Fourth Proportional to 18,588,645.28, 25,652,432.16 and 10,439,883.52

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Solution

The fourth proportional to 18,588,645.28, 25,652,432.16 and 10,439,883.52 is: 14,407,096.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588,645.28 : 25,652,432.16 = 10,439,883.52 : x
  2. Step 2: Convert to fraction form
    18,588,645.28/25,652,432.16 = 10,439,883.52/x
  3. Step 3: Cross multiply
    18,588,645.28x = 25,652,432.16 × 10,439,883.52
  4. Step 4: Simplify right side
    18,588,645.28x = 267,808,403,755,102
  5. Step 5: Solve for x
    x = 267,808,403,755,102/18,588,645.28
  6. Step 6: Final answer
    x = 14,407,096.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.